A zero-day flaw in the widely used Netty Java library has been assigned CVE-2025-59419. This vulnerability allows attackers to inject arbitrary SMTP commands into email transmissions, effectively ...

Caused by: io.netty.handler.ssl.NotSslRecordException: not an SSL/TLS record: ...

This is a very simple example of a MQTT client which supports connecting to a broker using Websockets. SSL connections are currently unsupported. It is simply provided as a starting point for more ...